Alexion Pharmaceuticals, Inc. is a biopharmaceutical company. The Company is focused on the development and commercialization of life-transforming therapeutic products. The Company operates through innovation, development and commercialization of life-transforming therapeutic products segment. The Company's marketed products include Soliris (eculizumab), Strensiq (asfotase alfa) and Kanuma (sebelipase alfa). The Company's clinical programs include Soliris (eculizumab), ALXN 1101, ALXN 1007, SBC-103, ALXN 1210 and ALXN 5500. It offers Soliris for patients with either paroxysmal nocturnal hemoglobinuria (PNH), a life-threatening and ultra-rare genetic blood disorder, or atypical hemolytic uremic syndrome (aHUS), a life-threatening and ultra-rare genetic disease. Strensiq is a targeted enzyme replacement therapy. It offers Kanuma for the treatment of patients with Lysosomal Acid Lipase Deficiency (LAL-D). ALXN 1007 is a humanized antibody designed to target inflammatory disorders.